Table 2 Overview of the structure of the questionnaire and which questions were presented to mothers and daughters

1

Demographics^ab

n.a.

Table 2

2

General shopping, living and cooking behaviours^ab

miscellaneous

not reported

3

Food Intake Questionnaire

n.a.

4

Knowledge - symptoms

1 = less than once a month or never; 2 = 1–3 times a month; 3 = once a week; 4 = 3–5 times a week; 5 = once a day; 6 = More than once a day

Additional file 2, Table S6

Knowledge - awareness

yes/no

Knowledge - condition/situations that increase risk

yes/no

not reported

Knowledge - role of iron

1 = disagree strongly; 2 = disagree slightly; 3 = neither agree/nor disagree; 4 = agree slightly; 5 = agree strongly

not reported

Knowledge - effective solutions

yes/no

not reported

Knowledge - good sources of iron

yes/no

not reported

5

Determinants of Behaviour - adding cubes to stews

5-point scales. Mosty: 1 = disagree strongly; 2 = disagree slightly; 3 = neither agree/nor disagree; 4 = agree slightly; 5 = agree strongly

Additional file 2, Table S3

Determinants of Behaviour - adding greens to stews

5-point scales. Mostly: 1 = disagree strongly; 2 = disagree slightly; 3 = neither agree/nor disagree; 4 = agree slightly; 5 = agree strongly

Additional file 2, Table S4

6

Mother-daughter interaction

1 = less than once a month or never; 2 = 1–3 times a month; 3 = once a week; 4 = 3–5 times a week; 5 = once a day; 6 = more than once a day

Additional file 2, Table S5

7

Post-evaluation questionnaire^ac

miscellaneous

not reported